.el-main {
  box-sizing: border-box;
  padding: 0px;
  overflow-x: hidden;
  background-color: transparent;
  /* scroll bar */
  &::-webkit-scrollbar {
    width: 6px;
    height: 6px;
  }
  &::-webkit-scrollbar-thumb {
    /*滚动条里面小方块*/
    border-radius: 20px;
    background: rgb(65, 123, 214, .3);
  }
}
